Home / 31,287.84-46,892.40-22,356.72

Finding the Fourth Proportional to 31,287.84, 46,892.40 and 22,356.72

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Solution

The fourth proportional to 31,287.84, 46,892.40 and 22,356.72 is: 33,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,287.84 : 46,892.40 = 22,356.72 : x
  2. Step 2: Convert to fraction form
    31,287.84/46,892.40 = 22,356.72/x
  3. Step 3: Cross multiply
    31,287.84x = 46,892.40 × 22,356.72
  4. Step 4: Simplify right side
    31,287.84x = 1,048,360,256.93
  5. Step 5: Solve for x
    x = 1,048,360,256.93/31,287.84
  6. Step 6: Final answer
    x = 33,506.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.